Suspension and Components› Suspension Kits

UMI PERFORMANCE

CornerMax Kit

$3,109.99

SKU: U01C 406403-R

In Stock
In Stock
Ships by Jun 7
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

The UMI PERFORMANCE 406403-R is a Corner Max Kit designed for 1971-1972 GM A-Body vehicles, offering enhanced race and street handling with factory spindles. It includes geometry corrected a-arms, tall ball joints, high rate springs, Viking shocks, a heavy duty sway bar, and a bump steer kit.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandUMI PERFORMANCE
Part NumberU01C 406403-R

Videos

UMI Performance's Corner Max suspension kit! The world of suspension has forever been changed...

UMI Performance's Corner Max suspension kit! The world of suspension has forever been changed...
Installing the UMI front suspension on the Monte

Installing the UMI front suspension on the Monte

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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